main.post-single{
        padding: 00px var(--side-margin) 0;
        min-height: 60vh;
    }
    .single-header {
        position: relative;
        min-height: 530px;
        padding-top: 250px;
        text-align: center;
        color: var(--color-primary);
        background: transparent;
        background-position: center;
        background-size: cover;
        overflow: visible;
        width: 100vw;
        left: 50%;
        translate: -50% 0;
    }

    /* Diagonal slab */
    .single-header::after {
        content: '';
        position: absolute;
        left:50%;
        translate: -50% 0;
        bottom: 0;
        max-width: var(--archive-content);
        width: 100%;
        height: 100px;
        background: var(--color-primary);
        z-index: 0;
    }
 section.post-single-content{
        background: var(--color-primary);
        padding: 0 var(--side-margin) var(--top-margin);
 }

 .seo-internal-links{
    width: 100%;
    display: inline-flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin: var(--side-margin) 0 0;
 }
 .seo-internal-links a{
    display: inline-block;
    vertical-align: middle;
    -webkit-transform: perspective(1px) translateZ(0);
    transform: perspective(1px) translateZ(0);
    box-shadow: 0 0 1px rgba(0, 0, 0, 0);
    position: relative;
    overflow: hidden;
    color: var(--color-alt-text);;
    font-size: var(--default-font-size);
    padding:calc(.667em + 2px) calc(2em + 2px);
    background: rgba(255,255,255,0.05);
}
 .seo-internal-links a:after {
    content: "";
    position: absolute;
    z-index: -1;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-alt-text);
    height: 2px;
    opacity: 0.3;
}
 .seo-internal-links a:before {
    content: "";
    position: absolute;
    z-index: 0;
    left: 51%;
    right: 51%;
    bottom: 0;
    background: var(--color-accent);
    height:2px;
    -webkit-transition-property: left, right;
    transition-property: left, right;
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-timing-function: ease-out;
    transition-timing-function: ease-out;
}
 .seo-internal-links a:hover:before, 
 .seo-internal-links a:focus:before, 
 .seo-internal-links a:active:before {
    left: 0;
    right: 0;
}